iP or domain name lookup

mail.yznu.cn Server iP：

Current resolution：

domain resolution record：

2023-09-12-----2026-01-16 183.2.144.108

2023-09-12-----2026-01-16 43.154.252.31

2023-09-12-----2026-01-16 183.2.144.113

2023-09-12-----2026-01-16 43.154.252.250

2025-07-16-----2026-01-16 43.155.124.18

2026-01-16-----2026-01-16 112.53.4.19

2026-01-16-----2026-01-16 119.147.14.168

2026-01-16-----2026-01-16 157.255.202.211

2023-09-12-----2025-07-16 183.47.114.101

2023-09-12-----2025-07-16 120.241.150.114

2023-09-12-----2025-07-16 163.177.30.56

2023-09-12-----2025-07-16 157.255.13.247

2023-09-12-----2025-07-16 157.255.13.12

2023-09-12-----2025-07-16 120.232.67.187

2019-10-01-----2019-10-10 203.205.255.212

2019-06-02-----2019-07-19 103.7.30.46

2019-06-02-----2019-07-19 59.37.96.29

2019-06-02-----2019-07-19 183.232.98.201

2019-06-02-----2019-07-19 14.17.42.118

2019-06-02-----2019-07-19 112.90.78.157

2019-06-02-----2019-06-02 112.90.77.178